SODIUM FLUORIDE

Post Date:
Apr 10,2015
Expiry Date:
Apr 24,2015
Detailed Description:
Cas No. :7681-49-4 Properties：
Colorless cubic or square crystals relative density 2.78, melting point 993 boiling point 1704 water solubility (g / 100 ml) : 15℃ 4, 25℃, 4.3, 100℃,5 insoluble in ethanol . Partially hydrolyzed in alkaline aqueous solution reaction.

Usage:
It is used in welding flux, toothpaste additive, water treatment chemicals, preservative, bactericide, slagging medium of metallurgy, adhesive, papermaking and constrution industry.

Package： 25kg plastic woven bag or upon on customer request.

Item Food grade & Dentifrice grade Industry first grade
Content(NaF)%>= 99 98
SiO2%<= 0.4 0.5
Na2CO3%<= 0.1 0.5
SO4%<= 0.1 0.3
Water insouble matter%<= 0.3 0.5
Acidity (HF)%<= 0.1 0.1
Moisture(H2O)%<= 0.2 0.5
Heavy metal(Pb) 0.005
CAS Registry Number:
7681-49-4
Synonyms:
;Fluoride ion chromatography standard solution Fluka;Sodiumfluoridemetalsbasiswhitepowder;Sodiumfluorideopticalgradewhitextl;Sodium fluoride solution;Activity standard solution for fluoride electrode (100 ppm as fluoride);Natriumfluorid;
Molecular Formula:
NaF
Molecular Weight:
41.99
Molecular Structure:
Hazard Symbols:
T:Toxic;
Risk Codes:
R25:;
R32:;
R36/38:;
Safety Description:
S22:;
S36:;
S45:;

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